SOLUTION: Use half-angle formulas to find the exact values.
(a) cos 67°30'
(b) sin 75°
(c) tan 3π/8
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Question 926994: Use half-angle formulas to find the exact values.
(a) cos 67°30'
(b) sin 75°
(c) tan 3π/8
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Use half-angle formulas to find the exact values.
(a) cos 67°30'=67.5˚
..
(b) sin 75°
..
(c)
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